I suppose that is a way to figure out various forms of dexterity and control. I'm quite surprised he would let you have anything close to a weapon in your hand. [Sculpting and fencing would allow for some fairly violent tools.] Even with reduced physical abilities, that is why humans made tools in the first place. To make up for their physical lack.

That makes sense, with how much you work is biological over any energy that would be considered magic. Genetic diversity is important and even with a different male, the source of the chiropteranism does seem like it'd risk inbreeding mutations.

So even if you accidentally turned someone, you would feel that connection?

True. The immortality alone can be maddening. More than one mortal whose stumbled upon the gift has gotten rather weird in the head.